ScienceJohn Michels (Journalist) 1953 |
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Стр. 30
... sample is shaken vigorously for 15 min on a Boerner vibrating shaker , transferred without rinsing to a 12 ml conical centrifuge tube , and held at 1 ° C for 15 min . During this period the chloroform settles to the bottom , leaving an ...
... sample is shaken vigorously for 15 min on a Boerner vibrating shaker , transferred without rinsing to a 12 ml conical centrifuge tube , and held at 1 ° C for 15 min . During this period the chloroform settles to the bottom , leaving an ...
Стр. 142
... samples of airborne dust are collected on filter papers through which air is passed at a flow - rate of 20 cfm . The processing of the samples in the laboratory is similar to that described above , and the sample is reported as ...
... samples of airborne dust are collected on filter papers through which air is passed at a flow - rate of 20 cfm . The processing of the samples in the laboratory is similar to that described above , and the sample is reported as ...
Стр. 238
... SAMPLE COUNTING vide preset time operation with any scaler and a suitable timer . The associated printer provides a permanent record . nuclear Heart of the " Roto - Matic " sample changer is the simple three - position " Auto - load ...
... SAMPLE COUNTING vide preset time operation with any scaler and a suitable timer . The associated printer provides a permanent record . nuclear Heart of the " Roto - Matic " sample changer is the simple three - position " Auto - load ...
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acid activity addition adult Advancement American amount animals Annual assistant Association awarded blood Board of Directors body changes Chemical College Committee complete concentration Conference containing Council curve Department determined Directors discussion distribution Division Education effect elected engineering experiments field fraction funds further given He³ hemoglobin Hotel Illus important included increase Industrial Institute interest International Italy Laboratory liquid material means measurements Medical meeting method mice Michigan nature normal observed obtained organization physical placed position possible preparation present president problems received recent References reported Research response sample Science scientific scientists serum shown sickle cell Society solution Table temperature tion tissue United University volume York
Библиографические данные
| Название | Science |
| Редактор | John Michels (Journalist) |
| Соавтор | American Association for the Advancement of Science |
| Опубликована: | 1953 |
| Владелец оригинала: | Университет штата Миннесота |
| Оцифровано | 16 дек 2019 |
| Экспорт цитаты | BiBTeX EndNote RefMan |